Exposure
ID
MATIS.2025-06-16T06:34:51.742_1
Header ID
MATIS.2025-06-16T06:34:51.742
Date updated
2025-06-16 06:52:13 UTC+0000
Release date
2026-06-16 06:52:11 UTC+0000
UTC Start
2025-06-16 06:34:51.742
UTC End
2025-06-16 06:35:51.750
MJD Start
60842.27420998
MJD End
60842.27490451704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
7.27
Seeing (arcsec)
0.99
Observation
ID
68120
Category
science
Program ID
115.27VC.005
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.2970 86.2050 125.5000 125.6000
A0-J2 122.1080 121.9360 101.1000 101.2000
A0-K0 121.9350 121.7770 78.1760 78.2570
G1-J2 56.2530 56.1980 61.8000 61.9000
G1-K0 89.7390 89.7120 33.1720 33.2430
J2-K0 48.5270 48.5270 359.4430 359.5570
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60842.27420998
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 86.297
HIERARCH ESO ISS PBL12 END 86.205
HIERARCH ESO ISS PBLA12 START 125.5
HIERARCH ESO ISS PBLA12 END 125.6
HIERARCH ESO ISS PBL13 START 122.108
HIERARCH ESO ISS PBL13 END 121.936
HIERARCH ESO ISS PBLA13 START 101.1
HIERARCH ESO ISS PBLA13 END 101.2
HIERARCH ESO ISS PBL14 START 121.935
HIERARCH ESO ISS PBL14 END 121.777
HIERARCH ESO ISS PBLA14 START 78.176
HIERARCH ESO ISS PBLA14 END 78.257
HIERARCH ESO ISS PBL23 START 56.253
HIERARCH ESO ISS PBL23 END 56.198
HIERARCH ESO ISS PBLA23 START 61.8
HIERARCH ESO ISS PBLA23 END 61.9
HIERARCH ESO ISS PBL24 START 89.739
HIERARCH ESO ISS PBL24 END 89.712
HIERARCH ESO ISS PBLA24 START 33.172
HIERARCH ESO ISS PBLA24 END 33.243
HIERARCH ESO ISS PBL34 START 48.527
HIERARCH ESO ISS PBL34 END 48.527
HIERARCH ESO ISS PBLA34 START 359.443
HIERARCH ESO ISS PBLA34 END 359.557
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 7.27
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99